Log Message:-----------backporting security fix from mediawiki 1.5.8
Modified Files:-------------- wikipgedia/includes: Parser.php (r1.2 -> r1.3) (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/wikipedia/wikipgedia/includes/Parser.php.diff?r1=1.2&r2=1.3)
